Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
Agate (589)
Agate Geode (15)
Alexandrite (21)
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Calcite (71)
Carnelian (21)
Cat's Eye Alexandrite (37)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
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Cavansite (36)
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Chrysoberyl Cat's Eye (55)
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Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Sapphire (6)
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Druzy Variscite (130)
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Tiger's Eye Matrix (274)
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Clear All
ID:
537704
Weight:
1.45ct
Size:
12.2 x 4.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
110.06
Item in Stock
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ID:
697735
Weight:
0.64ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
3.84
Item in Stock
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ID:
689814
Weight:
0.06ct
Size:
2.4 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
34.98
Item in Stock
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ID:
574766
Weight:
2.92ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
77.09
Item in Stock
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ID:
492796
Weight:
4.86ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.15
Item in Stock
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ID:
544008
Weight:
0.94ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.69
Item in Stock
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ID:
493871
Weight:
4.87ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
34.90
Item in Stock
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ID:
517929
Weight:
1.69ct
Size:
8 x 6.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
33.47
Item in Stock
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ID:
694264
Weight:
18.89ct
Size:
25.8 x 15.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
56.68
Item in Stock
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ID:
706362
Weight:
7.86ct
Size:
13.5 x 11 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
16.03
Item in Stock
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ID:
491886
Weight:
35.66ct (total)
Size:
27.6 x 12.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
41.89
Item in Stock
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ID:
465297
Weight:
3.53ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
30.89
Item in Stock
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ID:
725199
Weight:
39.39ct
Size:
28.1 x 18.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
141.80
Item in Stock
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ID:
710238
Weight:
5.83ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
48.97
Item in Stock
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ID:
650633
Weight:
3.53ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
29.65
Item in Stock
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ID:
487916
Weight:
22.94ct
Size:
26.2 x 16.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
16.97
Item in Stock
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ID:
431197
Weight:
1.36ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.35
Item in Stock
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ID:
312704
Weight:
3.16ct
Size:
10 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
9.48
Item in Stock
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ID:
686518
Weight:
0.20ct
Size:
5.1 x 2.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
13.20
Item in Stock
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ID:
664823
Weight:
0.98ct
Size:
7.9 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
10.58
Item in Stock
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ID:
694496
Weight:
13.09ct
Size:
15 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
109.96
Item in Stock
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ID:
435032
Weight:
78.03ct
Size:
48 x 30 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
154.49
Item in Stock
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ID:
455128
Weight:
23.77ct (total)
Size:
20.6 x 12 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
31.38
Item in Stock
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ID:
418584
Weight:
7.28ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.41
Item in Stock
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ID:
662143
Weight:
2.20ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.30
Item in Stock
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ID:
683995
Weight:
0.54ct
Size:
5.1 x 4.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
22.68
Item in Stock
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ID:
454573
Weight:
0.91ct
Size:
7.4 x 4.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.94
Item in Stock
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ID:
746617
Weight:
1.44ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
33.12
Item in Stock
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ID:
371945
Weight:
8.66ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
45.72
Item in Stock
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ID:
671452
Weight:
9.39ct
Size:
19.3 x 11.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
24.23
Item in Stock
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ID:
394626
Weight:
1.15ct
Size:
7.7 x 5.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
56.53
Item in Stock
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ID:
471865
Weight:
6.55ct
Size:
13 x 11 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
1,729.20
Item in Stock
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ID:
648664
Weight:
7.74ct (total)
Size:
12.4 x 8.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
13.93
Item in Stock
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ID:
465918
Weight:
4.00ct (total)
Size:
12 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
42.24
Item in Stock
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ID:
343544
Weight:
29.93ct
Size:
30.9 x 15.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.27
Item in Stock
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ID:
743053
Weight:
1.58ct
Size:
7.7 x 6.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
66.36
Item in Stock
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ID:
713864
Weight:
18.75ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
157.50
Item in Stock
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ID:
418586
Weight:
6.83ct
Size:
16.5 x 11.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.51
Item in Stock
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ID:
699664
Weight:
19.09ct
Size:
18.1 x 15.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.32
Item in Stock
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ID:
664016
Weight:
1.97ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
9.46
Item in Stock
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ID:
454720
Weight:
9.71ct
Size:
19.6 x 13.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.27
Item in Stock
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ID:
655963
Weight:
11.75ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
18.34
Item in Stock
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ID:
400390
Weight:
2.28ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.52
Item in Stock
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ID:
684855
Weight:
7.84ct
Size:
13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
11.29
Item in Stock
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ID:
464400
Weight:
3.92ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
36.22
Item in Stock
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ID:
735811
Weight:
34.58ct
Size:
39.1 x 21 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
28.63
Item in Stock
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ID:
639861
Weight:
0.34ct
Size:
3.9 x 3.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
17.95
Item in Stock
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ID:
719974
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.73
Item in Stock
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ID:
383840
Weight:
1.80ct
Size:
15.1 x 3.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
45.38
Item in Stock
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ID:
489662
Weight:
1.56ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
30.89
Item in Stock
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ID:
663136
Weight:
24.42ct (total)
Size:
21.1 x 14.7 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
17.29
Item in Stock
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ID:
705983
Weight:
0.73ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Price:
$
6.13
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
490982
Weight:
10.13ct (total)
Size:
8 mm (calibrated)
Clarity:
Opaque
Content:
4 pcs
Price:
$
29.82
Item in Stock
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ID:
540086
Weight:
1.23ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.85
Item in Stock
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ID:
486192
Weight:
3.48ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
26.80
Item in Stock
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ID:
475799
Weight:
5.99ct
Size:
17.5 x 9.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
62.78
Item in Stock
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ID:
702084
Weight:
9.40ct
Size:
19.2 x 8.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
56.40
Item in Stock
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ID:
497303
Weight:
2.76ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
16.56
Item in Stock
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ID:
739575
Weight:
0.43ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
3.87
Item in Stock
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ID:
673581
Weight:
0.09ct (total)
Size:
2.2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
49.14
Item in Stock
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FAQs
What are loose untreated gemstones?
Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.
Why should I choose untreated gemstones over treated ones?
Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.
Are untreated gemstones suitable for engagement rings?
Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.
What makes rare untreated gems valuable for collectors?
Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.
How can I ensure the quality of loose untreated gemstones?
Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.
What types of untreated gemstones are available?
Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.
Are untreated gemstones more expensive than treated ones?
In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.
GemSelect Certified Store Reviews
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Overall Rating -> 9
I wish there were options for jewelry settings
Posted By Tim in May, 2025
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Overall Rating -> 10
Very fast navigation and purchase, which is good. I need to strike while the iron is hot.
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Overall Rating -> 10
First time so this is an experiment! Shopping is so fun on this site, though!
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Overall Rating -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
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Overall Rating -> 10
I am filling a small treasure chest and picked a nice amethyst.
Posted By VinnyD in August, 2025
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Overall Rating -> 10
Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.
Posted By Fried Rice in August, 2025
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Overall Rating -> 10
the selection is good as are the prices
Posted By Old man in August, 2025
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Overall Rating -> 9
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Overall Rating -> 10
I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.
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